Type A (up-running) features a 2-stage
reduction principle for a dual mechanical reduction using the revolving hammers
to shatter materials upon entry and then further disintegrating materials
against the breaker plates.

Type BX Medium-Duty hammer mills,
similar to Type B, feature a larger feed opening for medium hard, lumpy or bulky
materials. Both the B and BX are down running hammer mills.

Stedman, in
business since 1834, is a specialist in size reduction equipment. Based in
Aurora, Indiana, Stedman has a full line of crushing equipment,
full-scale test plant and the ability to improve size reduction processes in a
wide range of industries.